Round Rock, TX 78665 Hourly Weather

Williamson County5:44 PM CDT30.51°N, 97.67°W
Air Quality Alert until 7:00 PM Wed

Next 48 hours

5 PM 8 PM 11 PM Thu Oct 22 2 AM 5 AM 8 AM 11 AM 2 PM 5 PM 8 PM 11 PM Fri Oct 23 2 AM 5 AM 8 AM 11 AM 2 PM 55° 60° 65° 70° 75° 80° 85° %
TemperatureFeels likeChance of precipitationNight
Wednesday, October 217 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
5 PM Sunny 82° 80° 0% 0.00 in ENE 5 27% 45° 2% 1
6 PM Clear 81° 80° 0% 0.00 in NE 5 28% 45° 2% 0
7 PM Clear 77° 77° 0% 0.00 in Calm 33% 46° 3% 0
8 PM Clear 71° 71° 0% 0.00 in Calm 41% 46° 3% 0
9 PM Clear 68° 68° 0% 0.00 in Calm 45% 46° 3% 0
10 PM Clear 66° 66° 0% 0.00 in Calm 48% 46° 4% 0
11 PM Clear 64° 64° 0% 0.00 in Calm 52% 46° 4% 0
Thursday, October 2224 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 63° 63° 0% 0.00 in Calm 56% 47° 2% 0
1 AM Mostly Clear 61° 61° 1% 0.00 in Calm 60% 47° 6% 0
2 AM Mostly Clear 61° 61° 1% 0.00 in Calm 60% 47° 25% 0
3 AM Mostly Clear 59° 59° 1% 0.00 in Calm 67% 48° 25% 0
4 AM Mostly Clear 58° 58° 1% 0.00 in Calm 69% 48° 15% 0
5 AM Mostly Clear 57° 57° 1% 0.00 in Calm 72% 48° 18% 0
6 AM Sunny 57° 57° 1% 0.00 in Calm 75% 49° 16% 0
7 AM Sunny 56° 56° 1% 0.00 in Calm 77% 49° 8% 0
8 AM Sunny 57° 57° 1% 0.00 in Calm 75% 49° 12% 0
9 AM Sunny 62° 62° 1% 0.00 in Calm 65% 50° 5% 1
10 AM Sunny 69° 69° 1% 0.00 in Calm 51% 50° 1% 2
11 AM Sunny 74° 74° 1% 0.00 in NE 5 44% 51° 5% 4
12 PM Sunny 78° 78° 1% 0.00 in ENE 5 39% 51° 11% 6
1 PM Sunny 82° 81° 0% 0.00 in ENE 5 34% 51° 24% 7
2 PM Sunny 84° 82° 0% 0.00 in ENE 5 31% 50° 21% 6
3 PM Mostly Sunny 84° 82° 0% 0.00 in ENE 5 30% 49° 31% 5
4 PM Mostly Sunny 86° 83° 0% 0.00 in ENE 5 G10 27% 48° 31% 3
5 PM Sunny 84° 82° 0% 0.00 in ENE 5 G10 28% 47° 18% 1
6 PM Mostly Clear 83° 81° 0% 0.00 in ENE 5 28% 47° 18% 0
7 PM Partly Cloudy 79° 79° 0% 0.00 in Calm 31% 46° 35% 0
8 PM Partly Cloudy 73° 73° 0% 0.00 in E 5 38% 46° 37% 0
9 PM Mostly Clear 71° 71° 0% 0.00 in E 5 39% 45° 24% 0
10 PM Partly Cloudy 68° 68° 0% 0.00 in ESE 5 44% 45° 34% 0
11 PM Mostly Cloudy 66° 66° 0% 0.00 in Calm 47% 45° 51% 0
Friday, October 2324 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Partly Cloudy 65° 65° 0% 0.00 in Calm 50% 46° 42% 0
1 AM Partly Cloudy 64° 64° 0% 0.00 in Calm 52% 46° 39% 0
2 AM Partly Cloudy 63° 63° 0% 0.00 in Calm 54% 46° 29% 0
3 AM Partly Cloudy 61° 61° 0% 0.00 in Calm 60% 47° 26% 0
4 AM Mostly Clear 59° 59° 0% 0.00 in Calm 67% 48° 24% 0
5 AM Mostly Clear 59° 59° 0% 0.00 in Calm 67% 48° 24% 0
6 AM Sunny 58° 58° 0% 0.00 in Calm 72% 49° 19% 0
7 AM Mostly Sunny 57° 57° 0% 0.00 in Calm 77% 50° 26% 0
8 AM Sunny 58° 58° 0% 0.00 in Calm 96% 57° 2% 0
9 AM Sunny 63° 63° 0% 0.00 in Calm 84% 58° 7% 1
10 AM Sunny 70° 70° 0% 0.00 in Calm 68% 59° 11% 2
11 AM Sunny 75° 75° 0% 0.00 in SSE 5 56% 58° 12% 4
12 PM Sunny 79° 79° 0% 0.00 in SSE 5 G13 44% 55° 13% 6
1 PM Sunny 81° 80° 0% 0.00 in SE 5 G16 38% 53° 14% 6
2 PM Sunny 83° 82° 0% 0.00 in SE 10 G17 34% 52° 14% 6
3 PM Sunny 84° 82° 0% 0.00 in SE 10 G17 33% 52° 15% 4
4 PM Sunny 84° 82° 0% 0.00 in SE 10 G16 33% 52° 15% 3
5 PM Sunny 83° 82° 0% 0.00 in SE 5 G14 34% 52° 14% 1
6 PM Mostly Clear 80° 80° 0% 0.00 in SE 5 G12 38% 52° 14% 0
7 PM Mostly Clear 78° 78° 0% 0.00 in SE 5 G10 40% 52° 13% 0
8 PM Mostly Clear 74° 74° 0% 0.00 in SE 5 G10 46% 52° 11% 0
9 PM Mostly Clear 71° 71° 0% 0.00 in SE 5 G12 51% 52° 9% 0
10 PM Mostly Clear 68° 68° 0% 0.00 in SE 5 G12 57% 52° 7% 0
11 PM Mostly Clear 66° 66° 0% 0.00 in SE 5 G12 63% 53° 11% 0
Saturday, October 2424 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 64° 64° 0% 0.00 in SSE 5 G10 70% 54° 15% 0
1 AM Mostly Clear 63° 63° 0% 0.00 in SSE 5 78% 56° 19% 0
2 AM Mostly Clear 62° 62° 0% 0.00 in SSE 5 87% 58° 19% 0
3 AM Mostly Clear 61° 61° 0% 0.00 in Calm 93% 59° 18% 0
4 AM Mostly Clear 60° 60° 0% 0.00 in Calm 100% 60° 18% 0
5 AM Mostly Clear 59° 59° 0% 0.00 in Calm 100% 59° 22% 0
6 AM Sunny 59° 59° 0% 0.00 in Calm 100% 59° 25% 0
7 AM Mostly Sunny 59° 59° 0% 0.00 in Calm 100% 59° 29% 0
8 AM Mostly Sunny 62° 62° 0% 0.00 in Calm 97% 61° 26% –
9 AM Sunny 65° 65° 0% 0.00 in ESE 5 93% 63° 22% –
10 AM Sunny 69° 69° 0% 0.00 in ESE 5 G10 84% 64° 19% –
11 AM Sunny 73° 73° 0% 0.00 in SE 5 G14 73% 64° 23% –
12 PM Mostly Sunny 77° 77° 0% 0.00 in SE 10 G17 62% 63° 26% –
1 PM Mostly Sunny 81° 82° 1% 0.00 in SE 10 G21 53% 62° 30% –
2 PM Mostly Sunny 83° 83° 1% 0.00 in SE 10 G22 48% 61° 34% –
3 PM Mostly Sunny 84° 84° 1% 0.00 in SE 10 G22 46% 61° 37% –
4 PM Mostly Sunny 84° 84° 1% 0.00 in SE 10 G21 44% 60° 41% –
5 PM Mostly Sunny 83° 83° 1% 0.00 in SE 10 G20 44% 59° 41% –
6 PM Partly Cloudy 81° 81° 1% 0.00 in SE 10 G17 47% 59° 40% –
7 PM Partly Cloudy 79° 79° 0% 0.00 in ESE 5 G16 50% 59° 39% –
8 PM Partly Cloudy 77° 77° 0% 0.00 in ESE 10 G18 54% 59° 39% –
9 PM Partly Cloudy 74° 74° 0% 0.00 in SE 10 G20 62% 60° 39% –
10 PM Partly Cloudy 72° 72° 0% 0.00 in SE 10 G20 66% 60° 39% –
11 PM Partly Cloudy 70° 70° 0% 0.00 in SE 10 G18 73% 61° 39% –
Sunday, October 2524 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Partly Cloudy 69° 69° 0% 0.00 in SE 5 G16 76% 61° 39% –
1 AM Partly Cloudy 67° 67° 0% 0.00 in SE 5 G14 84% 62° 50% –
2 AM Partly Cloudy 65° 65° 0% 0.00 in SE 5 G12 90% 62° 50% –
3 AM Partly Cloudy 63° 63° 0% 0.00 in SE 5 97% 62° 50% –
4 AM Partly Cloudy 62° 62° 0% 0.00 in SE 5 100% 62° 50% –
5 AM Partly Cloudy 61° 61° 0% 0.00 in SE 5 100% 61° 50% –
6 AM Mostly Sunny 60° 60° 0% 0.00 in ESE 5 100% 60° 50% –
7 AM Mostly Cloudy 61° 61° 0% 0.00 in ESE 5 100% 61° 70% –
8 AM Mostly Cloudy 63° 63° 0% 0.00 in ESE 5 G10 97% 62° 70% –
9 AM Mostly Cloudy 65° 65° 0% 0.00 in ESE 5 G13 93% 63° 70% –
10 AM Mostly Cloudy 68° 68° 0% 0.00 in ESE 5 G15 84% 63° 70% –
11 AM Mostly Cloudy 71° 71° 0% 0.00 in ESE 10 G16 73% 62° 70% –
12 PM Mostly Cloudy 75° 75° 0% 0.00 in SE 10 G17 62% 61° 70% –
1 PM Partly Sunny 78° 78° 0% 0.00 in SE 10 G18 52% 59° 68% –
2 PM Partly Sunny 80° 81° 0% 0.00 in SE 10 G18 47% 58° 68% –
3 PM Partly Sunny 81° 81° 0% 0.00 in ESE 10 G18 42% 56° 68% –
4 PM Partly Sunny 81° 81° 0% 0.00 in ESE 10 G17 41% 55° 68% –
5 PM Partly Sunny 80° 80° 0% 0.00 in ESE 5 G16 41% 54° 68% –
6 PM Mostly Cloudy 78° 78° 0% 0.00 in ESE 5 G14 43% 54° 68% –
7 PM Mostly Cloudy 76° 76° 0% 0.00 in ESE 5 G13 45% 53° 73% –
8 PM Mostly Cloudy 73° 73° 0% 0.00 in ESE 5 G14 48% 52° 73% –
9 PM Mostly Cloudy 71° 71° 0% 0.00 in ESE 5 G15 49% 51° 73% –
10 PM Mostly Cloudy 68° 68° 0% 0.00 in ESE 5 G15 55% 51° 73% –
11 PM Mostly Cloudy 66° 66° 0% 0.00 in ESE 5 G14 61% 52° 73% –
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 64° 64° 0% 0.00 in SE 5 G10 67% 53° 73% –
1 AM Mostly Cloudy 63° 63° 0% 0.00 in SE 5 72% 54° 61% –
2 AM Mostly Cloudy 61° 61° 0% 0.00 in Calm 81% 55° 61% –
3 AM Mostly Cloudy 60° 60° 0% 0.00 in Calm 87% 56° 61% –
4 AM Mostly Cloudy 59° 59° 0% 0.00 in Calm 93% 57° 61% –
5 AM Mostly Cloudy 58° 58° 0% 0.00 in Calm 96% 57° 61% –
6 AM Partly Sunny 57° 57° 0% 0.00 in Calm 100% 57° 61% –
7 AM Partly Sunny 57° 57° 4% 0.00 in Calm 100% 57° 54% –
8 AM Partly Sunny 59° 59° 4% 0.00 in Calm 96% 58° 54% –
9 AM Partly Sunny 63° 63° 4% 0.00 in Calm 84% 58° 54% –
10 AM Partly Sunny 67° 67° 4% 0.00 in E 5 75% 59° 54% –
11 AM Partly Sunny 71° 71° 4% 0.00 in ESE 5 66% 59° 54% –
12 PM Partly Sunny 75° 75° 4% 0.00 in ESE 5 G10 58% 59° 54% –
1 PM Mostly Sunny 78° 78° 7% 0.00 in SE 5 G12 50% 58° 46% –
2 PM Mostly Sunny 80° 80° 7% 0.00 in SE 5 G12 45% 57° 46% –
3 PM Mostly Sunny 81° 81° 7% 0.00 in SE 5 G12 44% 57° 46% –
4 PM Mostly Sunny 81° 81° 7% 0.00 in SE 5 G12 42% 56° 46% –
5 PM Mostly Sunny 80° 80° 7% 0.00 in SE 5 G10 44% 56° 46% –
6 PM Partly Cloudy 78° 78° 7% 0.00 in ESE 5 47% 56° 46% –
7 PM Mostly Cloudy 75° 75° 11% 0.00 in ESE 5 52% 56° 53% –
8 PM Mostly Cloudy 73° 73° 11% 0.00 in ESE 5 55% 56° 53% –
9 PM Mostly Cloudy 70° 70° 11% 0.00 in Calm 63% 57° 53% –
10 PM Mostly Cloudy 68° 68° 11% 0.00 in Calm 68% 57° 53% –
11 PM Mostly Cloudy 66° 66° 11% 0.00 in Calm 75% 58° 53% –
Tuesday, October 2724 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 65° 65° 11% 0.00 in Calm 78% 58° 53% –
1 AM Slight Chance Showers And Thunderstorms 64° 64° 15% <0.01 in Calm 84% 59° 65% –
2 AM Slight Chance Showers And Thunderstorms 63° 63° 15% <0.01 in Calm 87% 59° 65% –
3 AM Slight Chance Showers And Thunderstorms 61° 61° 15% <0.01 in Calm 93% 59° 65% –
4 AM Slight Chance Showers And Thunderstorms 60° 60° 15% <0.01 in Calm 96% 59° 65% –
5 AM Slight Chance Showers And Thunderstorms 59° 59° 15% <0.01 in Calm 100% 59° 65% –
6 AM Slight Chance Showers And Thunderstorms 58° 58° 15% <0.01 in Calm 100% 58° 65% –
7 AM Slight Chance Rain Showers 59° 59° 23% 0.01 in Calm 100% 59° 62% –
8 AM Slight Chance Rain Showers 61° 61° 23% 0.01 in SE 5 97% 60° 62% –
9 AM Slight Chance Rain Showers 64° 64° 23% 0.01 in ESE 5 90% 61° 62% –
10 AM Slight Chance Rain Showers 67° 67° 23% 0.01 in ESE 5 84% 62° 62% –
11 AM Slight Chance Rain Showers 70° 70° 23% 0.01 in ESE 5 73% 61° 62% –
12 PM Slight Chance Rain Showers 73° 73° 23% 0.01 in ESE 5 G12 64% 60° 62% –
1 PM Slight Chance Rain Showers 76° 76° 21% <0.01 in ESE 5 G13 56% 59° 54% –
2 PM Slight Chance Rain Showers 78° 78° 21% <0.01 in ESE 5 G13 50% 58° 54% –
3 PM Slight Chance Rain Showers 79° 79° 21% <0.01 in E 5 G13 47% 57° 54% –
4 PM Slight Chance Rain Showers 79° 79° 21% <0.01 in E 5 G13 47% 57° 54% –
5 PM Slight Chance Rain Showers 78° 78° 21% <0.01 in E 5 G12 48% 57° 54% –
6 PM Slight Chance Rain Showers 76° 76° 21% <0.01 in E 5 G12 52% 57° 54% –
7 PM Partly Cloudy 73° 73° 5% 0.00 in E 5 G10 57% 57° 42% –
8 PM Partly Cloudy 70° 70° 5% 0.00 in E 5 G10 63% 57° 42% –
9 PM Partly Cloudy 67° 67° 5% 0.00 in E 5 G10 70% 57° 42% –
10 PM Partly Cloudy 65° 65° 5% 0.00 in E 5 G10 75% 57° 42% –
11 PM Partly Cloudy 63° 63° 5% 0.00 in ESE 5 81% 57° 42% –
Wednesday, October 283 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Partly Cloudy 62° 62° 5% 0.00 in SSE 5 87% 58° 42% –
1 AM Mostly Clear 61° 61° 3% 0.00 in S 5 90% 58° 22% –
2 AM Mostly Clear 60° 60° 3% 0.00 in S 5 93% 58° 22% –

National Weather Service forecast updated 2 hrs ago. Precipitation amounts are the forecast liquid equivalent for each hour.

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Search index and reflects what the press published. Terms of use.